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Finding the Fourth Proportional to 35,195,480.80, 52,751,230.80 and 31,584,306.40

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Solution

The fourth proportional to 35,195,480.80, 52,751,230.80 and 31,584,306.40 is: 47,338,777.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,195,480.80 : 52,751,230.80 = 31,584,306.40 : x
  2. Step 2: Convert to fraction form
    35,195,480.80/52,751,230.80 = 31,584,306.40/x
  3. Step 3: Cross multiply
    35,195,480.80x = 52,751,230.80 × 31,584,306.40
  4. Step 4: Simplify right side
    35,195,480.80x = 1,666,111,036,564,317
  5. Step 5: Solve for x
    x = 1,666,111,036,564,317/35,195,480.80
  6. Step 6: Final answer
    x = 47,338,777.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.